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<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        * {
            margin: 0;
            padding: 0;
        }

        body {
            border-top: 3px solid #FF8500;
        }

        .xinlang-nav {
            width: 100%;
            height: 42px;
            border: 1px solid #ccc;
        }

        .xinlang-nav ul {
            list-style: none;
            display: flex;
            overflow: hidden;
        }

        .xinlang-nav li a {
            text-decoration: none;
            color: #4C4C4C;
            line-height: 42px;
            padding: 20px;
        }

        .xinlang-nav li a:hover {
            background-color: #EDEEF0;
            color: #FF8400;
        }
    </style>
</head>

<body>
    <div class="xinlang-nav">
        <ul>
            <li><a href="#">新浪导航</a></li>
            <li><a href="#">新浪导航</a></li>
            <li><a href="#">新浪导航</a></li>
            <li><a href="#">新浪导航</a></li>
        </ul>
    </div>
</body>

</html>